package com.sunfeng.common.group;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * @Author : SunFeng
 * @Description:
 * @Date : 2021/7/18  10:35
 */
public class ListValueConstraintValidator implements ConstraintValidator<ListValue, Integer> {


    private Set<Integer> set = new HashSet<>();

    /**
     * 初始化方法
     *
     * @param constraintAnnotation
     */
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] values = constraintAnnotation.values();

        for (int value : values) {
            set.add(value);
        }
    }

    /**
     * 需要校验的值
     * @param value
     * @param constraintValidatorContext
     * @return
     */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext constraintValidatorContext) {

        return set.contains(value);
    }
}
